"I think the butterflies didn’t go down very well last time, I think we got a lot of complaints from the park because they didn’t know we were going to do it and they were of course the wrong kind of butterflies and they went on to eat the wrong kinds of (things in the park)... Anyway... it didn’t go down very well with the park men; they weren’t happy. So I don’t think there’s gonna be a lot of that (this time)." Sir Mick Jagger insists The Rolling Stones won't be releasing any more butterflies at their upcoming gigs in London's Hyde Park. The rockers released butterflies on stage during their 1969 gig at the venue.